12730109

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2137}}^1$

素因数の和:2204

約数の個数: 16

約数和(自身を含む): 15598848

約数和(自身を除く): 2868739

約数列:

[1, 7, 23, 37, 161, 259, 851, 2137, 5957, 14959, 49151, 79069, 344057, 553483, 1818587, 12730109]

約数ペア:

[(1, 12730109), (7, 1818587), (23, 553483), (37, 344057), (161, 79069), (259, 49151), (851, 14959), (2137, 5957)]